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linux / linux_kernel CVEs

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18,720 CVEs tagged to linux / linux_kernel1,093 Critical, 6,524 High, 10,536 Medium, 567 Low, 0 Unrated.

CVE-2026-16422

Published Jul 21, 2026

Insufficient validation of untrusted input in Certificate in Google Chrome on Linux prior to 150.0.7871.182 allowed an attacker in a privileged network position to perform domain…

CVSS 7.5 · High
evidence mentions
2
Buzz score
21.0
Vendor/product tagsBeta · best-effort

CVE-2026-15904

Published Jul 20, 2026

Use after free in Ozone in Google Chrome on Linux prior to 150.0.7871.128 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit h…

CVSS 8.8 · High
evidence mentions
3
Buzz score
28.9
Vendor/product tagsBeta · best-effort

CVE-2026-63807

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Ensure hugepage is in by slot before checking max mapping level When recovering hugepages in th…

CVSS 8.8 · High
evidence mentions
8
Buzz score
32.0
Vendor/product tagsBeta · best-effort

CVE-2026-63806

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: KVM: Replace guest-triggerable BUG_ON() in ioeventfd datamatch with get_unaligned() Drop a BUG_ON() that has…

CVSS 7.1 · High
evidence mentions
9
Buzz score
33.0
Vendor/product tagsBeta · best-effort

CVE-2026-63805

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: crypto: nx - fix nx_crypto_ctx_exit argument nx_crypto_ctx_shash_exit calls nx_crypto_ctx_exit with crypto_sh…

CVSS 7.8 · High
evidence mentions
4
Buzz score
26.1
Vendor/product tagsBeta · best-effort

CVE-2026-63804

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: gfs2: fix use-after-free in gfs2_qd_dealloc gfs2_qd_dealloc(), called as an RCU callback from gfs2_qd_dispose…

CVSS 7.8 · High
evidence mentions
6
Buzz score
29.5
Vendor/product tagsBeta · best-effort

CVE-2026-63803

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: hdlc_ppp: sync per-proto timers before freeing hdlc state Each PPP control protocol (LCP/IPCP/IPV6CP) embedde…

CVSS 7.8 · High
evidence mentions
9
Buzz score
33.0
Vendor/product tagsBeta · best-effort

CVE-2026-63802

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix UAF in __blkcg_rstat_flush() When multiple blkgs in the same blkcg are released concurrently,…

CVSS 7.8 · High
evidence mentions
6
Buzz score
29.5
Vendor/product tagsBeta · best-effort

CVE-2026-63801

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: tipc: fix slab-use-after-free Read in tipc_aead_decrypt_done tipc_aead_decrypt() goes straight from tipc_bear…

CVSS 8.8 · High
evidence mentions
9
Buzz score
33.0
Vendor/product tagsBeta · best-effort

CVE-2026-63800

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: pNFS: Fix use-after-free in pnfs_update_layout() When hitting the NFS_LAYOUT_RETURN branch in pnfs_update_lay…

CVSS 9.8 · Critical
evidence mentions
9
Buzz score
33.0
Vendor/product tagsBeta · best-effort

CVE-2026-63799

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: sched/mmcid: Fix OOB clear_bit when CID is MM_CID_UNSET in fixup path In mm_cid_fixup_cpus_to_tasks(), when r…

CVSS 7.8 · High
evidence mentions
2
Buzz score
16.0
Vendor/product tagsBeta · best-effort

CVE-2026-63798

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: irqchip/imgpdc: Fix resource leak, add missing chained handler cleanup on remove The driver allocates domain…

CVSS 5.5 · Medium
evidence mentions
9
Buzz score
33.0
Vendor/product tagsBeta · best-effort

CVE-2026-53401

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: fbdev: omap2: fix use-after-free in omapfb_mmap omapfb_mmap() has a race condition with OMAPFB_SETUP_PLANE io…

CVSS 7.8 · High
evidence mentions
3
Buzz score
23.9
Vendor/product tagsBeta · best-effort

CVE-2026-53400

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: i2c: core: fix adapter registration race Adapters can be looked up based on their id using i2c_get_adapter()…

CVSS 7.8 · High
evidence mentions
9
Buzz score
33.0
Vendor/product tagsBeta · best-effort

CVE-2026-53399

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: nfsd: release layout stid on setlease failure nfs4_alloc_stid() publishes the new stid into cl->cl_stateids v…

CVSS 9.8 · Critical
evidence mentions
9
Buzz score
33.0
Vendor/product tagsBeta · best-effort

CVE-2026-53398

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix SECINFO_NO_NAME decode error cleanup nfsd4_decode_secinfo_no_name() currently initializes sin_exp a…

CVSS 9.8 · Critical
evidence mentions
9
Buzz score
33.0
Vendor/product tagsBeta · best-effort

CVE-2026-53397

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix posix_acl leak on SETACL decode failure nfsaclsvc_decode_setaclargs() and nfs3svc_decode_setaclargs…

CVSS 7.5 · High
evidence mentions
9
Buzz score
33.0
Vendor/product tagsBeta · best-effort

CVE-2026-53396

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix posix_acl leak and ignored error in nfsd4_create_file nfsd4_create_file() has two bugs in its ACL h…

CVSS 7.1 · High
evidence mentions
2
Buzz score
16.0
Vendor/product tagsBeta · best-effort

CVE-2026-53395

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix dead ACL conflict guard in nfsd4_create nfsd4_create() steals create->cr_dpacl/cr_pacl into the loc…

CVSS 7.5 · High
evidence mentions
2
Buzz score
16.0
Vendor/product tagsBeta · best-effort

CVE-2026-53394

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: nfsd: avoid leaking pre-allocated openowner on unconfirmed retry race When find_or_alloc_open_stateowner() en…

CVSS 7.5 · High
evidence mentions
4
Buzz score
21.1
Vendor/product tagsBeta · best-effort

CVE-2026-53393

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: nfsd: reset write verifier on deferred writeback errors nfsd_vfs_write() and nfsd_commit() both call filemap_…

CVSS 5.5 · Medium
evidence mentions
9
Buzz score
33.0
Vendor/product tagsBeta · best-effort

CVE-2026-53392

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: reject zero filehandle version count ff_layout_alloc_lseg() decodes the filehandle-version a…

CVSS 7.5 · High
evidence mentions
9
Buzz score
33.0
Vendor/product tagsBeta · best-effort

CVE-2026-53391

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: NFSv4/pNFS: reject zero-length r_addr in nfs4_decode_mp_ds_addr nfs4_decode_mp_ds_addr() decodes the r_netid…

CVSS 7.5 · High
evidence mentions
8
Buzz score
32.0
Vendor/product tagsBeta · best-effort

CVE-2026-53390

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out-of-bounds read in smb_check_perm_dacl() The permission-check ACE walk in smb_check_perm_dacl()…

CVSS 8.1 · High
evidence mentions
8
Buzz score
32.0
Vendor/product tagsBeta · best-effort

CVE-2026-53389

Published Jul 19, 2026

In the Linux kernel, the following vulnerability has been resolved: net/tcp-ao: fix use-after-free of key in del_async path In tcp_ao_delete_key(), the del_async path skips the…

CVSS 7.8 · High
evidence mentions
4
Buzz score
21.1
Vendor/product tagsBeta · best-effort
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